Earplugs Ear Hearing Aid Sound Amplifier Machine Behind the Ear for Accurate Better Hearing Adjustable
Item Type: Ear Care Size: Mini Size Model Number: Ear Hearing Aid Material: PVC
Sound amplifier behind the ear Mini size and light weight, not easily to be seen Adjust volume to the minimum before wearing Increase volume gradually to avoid sudden increase in sound
Specifications: BTE Hearing aid Max Sound Output: 127±4 dB Max Sound Gain: 48dB ± 5dB Harmonic Wave Distortion: ≤5% Frequency Range: 450~3500 hz Input Noise: ≤32 dB Battery: AG13 Button batteries (Included) Working Voltage: dc1.5V Working Current: ≤3mA Color: As the picture shows Item Size: 4.5 x 4.2 x 1.0cm Package Size: 12.0 x 7.5 x 3.5cm Net Weight: 8g Note: Adjust volume to the minimum before wearing. Choose an earplug of slightly bigger size to avoid whistler. Increase volume gradually to avoid sudden increase in sound. If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage. Keep the ear plug clean Remove the battery if you don't use it for long time.
1 x Hearing Aid 6 x Earplug of Different Sizes 2 x Button Cell Battery 1 x User Manual
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